From: Mark Brown <broonie@kernel.org>
To: Tudor Ambarus <tudor.ambarus@linaro.org>
Cc: "Mahapatra, Amit Kumar" <amit.kumar-mahapatra@amd.com>,
"miquel.raynal@bootlin.com" <miquel.raynal@bootlin.com>,
"richard@nod.at" <richard@nod.at>,
"vigneshr@ti.com" <vigneshr@ti.com>,
"jic23@kernel.org" <jic23@kernel.org>,
"pratyush@kernel.org" <pratyush@kernel.org>,
"linux-spi@vger.kernel.org" <linux-spi@vger.kernel.org>,
"linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH V5 09/15] spi: Add stacked and parallel memories support in SPI core
Date: Tue, 7 Mar 2023 14:01:37 +0000 [thread overview]
Message-ID: <560c01eb-7166-4b56-b9e0-77cacf83cf69@sirena.org.uk> (raw)
In-Reply-To: <f88b7164-881b-5ada-0d52-05fe418f7b85@linaro.org>
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On Tue, Mar 07, 2023 at 11:47:27AM +0000, Tudor Ambarus wrote:
> On 3/7/23 11:37, Mahapatra, Amit Kumar wrote:
> > > On 3/6/23 17:21, Amit Kumar Mahapatra wrote:
> > > > Multi CS support using GPIO is not tested due to unavailability of
> > > > necessary hardware setup.
> > > Please don't add code that is not used or tested.
> > During our discussion on the RFC, Mark had suggested to add multi-cs support
> > via GPIO as well. We had agreed to add multi-cs support via GPIO, but had also
> > mentioned that we don't have a hardware setup to test the CS GPIO use case.
> > https://lore.kernel.org/linux-arm-kernel/BN7PR12MB2802E2A9079E505932832270DC979@BN7PR12MB2802.namprd12.prod.outlook.com/
> Ok, his call then.
As well as hopefully working if anyone does need it GPIO implementations
also serve as documentation of what we're expecting hardware to do when
it implements things.
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WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie@kernel.org>
To: Tudor Ambarus <tudor.ambarus@linaro.org>
Cc: "Mahapatra, Amit Kumar" <amit.kumar-mahapatra@amd.com>,
"miquel.raynal@bootlin.com" <miquel.raynal@bootlin.com>,
"richard@nod.at" <richard@nod.at>,
"vigneshr@ti.com" <vigneshr@ti.com>,
"jic23@kernel.org" <jic23@kernel.org>,
"pratyush@kernel.org" <pratyush@kernel.org>,
"linux-spi@vger.kernel.org" <linux-spi@vger.kernel.org>,
"linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH V5 09/15] spi: Add stacked and parallel memories support in SPI core
Date: Tue, 7 Mar 2023 14:01:37 +0000 [thread overview]
Message-ID: <560c01eb-7166-4b56-b9e0-77cacf83cf69@sirena.org.uk> (raw)
In-Reply-To: <f88b7164-881b-5ada-0d52-05fe418f7b85@linaro.org>
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On Tue, Mar 07, 2023 at 11:47:27AM +0000, Tudor Ambarus wrote:
> On 3/7/23 11:37, Mahapatra, Amit Kumar wrote:
> > > On 3/6/23 17:21, Amit Kumar Mahapatra wrote:
> > > > Multi CS support using GPIO is not tested due to unavailability of
> > > > necessary hardware setup.
> > > Please don't add code that is not used or tested.
> > During our discussion on the RFC, Mark had suggested to add multi-cs support
> > via GPIO as well. We had agreed to add multi-cs support via GPIO, but had also
> > mentioned that we don't have a hardware setup to test the CS GPIO use case.
> > https://lore.kernel.org/linux-arm-kernel/BN7PR12MB2802E2A9079E505932832270DC979@BN7PR12MB2802.namprd12.prod.outlook.com/
> Ok, his call then.
As well as hopefully working if anyone does need it GPIO implementations
also serve as documentation of what we're expecting hardware to do when
it implements things.
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next prev parent reply other threads:[~2023-03-07 14:01 UTC|newest]
Thread overview: 134+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-06 17:20 [PATCH V5 00/15] spi: Add support for stacked/parallel memories Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` [PATCH V5 01/15] spi: Replace all spi->chip_select and spi->cs_gpiod references with function call Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:32 ` Mark Brown
2023-03-06 17:32 ` Mark Brown
2023-03-06 17:32 ` Mark Brown
2023-03-06 17:32 ` Mark Brown
2023-03-06 17:32 ` Mark Brown
2023-03-06 17:32 ` Mark Brown
2023-03-06 21:27 ` Mark Brown
2023-03-06 21:27 ` Mark Brown
2023-03-06 21:27 ` Mark Brown
2023-03-06 21:27 ` Mark Brown
2023-03-06 21:27 ` Mark Brown
2023-03-06 21:27 ` Mark Brown
2023-03-06 17:20 ` [PATCH V5 02/15] net: " Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
[not found] ` <CGME20230315133446eucas1p2e6acaf7a67368b99022b1dca5ef25a17@eucas1p2.samsung.com>
2023-03-15 13:34 ` Lukasz Stelmach
2023-03-06 17:20 ` [PATCH V5 03/15] iio: imu: " Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` [PATCH V5 04/15] mtd: devices: " Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` [PATCH V5 05/15] staging: " Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:20 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 06/15] platform/x86: serial-multi-instantiate: " Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 07/15] powerpc/83xx/mpc832x_rdb: Replace all spi->chip_select " Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 08/15] ALSA: hda: cs35l41: " Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 09/15] spi: Add stacked and parallel memories support in SPI core Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 20:00 ` Jonas Gorski
2023-03-06 20:00 ` Jonas Gorski
2023-03-06 20:00 ` Jonas Gorski
2023-03-06 20:00 ` Jonas Gorski
2023-03-06 20:00 ` Jonas Gorski
2023-03-06 20:00 ` Jonas Gorski
2023-03-07 11:09 ` Mahapatra, Amit Kumar
2023-03-07 11:09 ` Mahapatra, Amit Kumar
2023-03-07 11:09 ` Mahapatra, Amit Kumar
2023-03-07 11:09 ` Mahapatra, Amit Kumar
2023-03-07 11:09 ` Mahapatra, Amit Kumar
2023-03-07 11:09 ` Mahapatra, Amit Kumar via Alsa-devel
2023-03-07 4:21 ` Tudor Ambarus
2023-03-07 4:21 ` Tudor Ambarus
2023-03-07 11:37 ` Mahapatra, Amit Kumar
2023-03-07 11:37 ` Mahapatra, Amit Kumar
2023-03-07 11:47 ` Tudor Ambarus
2023-03-07 11:47 ` Tudor Ambarus
2023-03-07 14:01 ` Mark Brown [this message]
2023-03-07 14:01 ` Mark Brown
2023-03-06 17:21 ` [PATCH V5 10/15] mtd: spi-nor: Convert macros with inline functions Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 11/15] mtd: spi-nor: Add APIs to set/get nor->params Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 12/15] mtd: spi-nor: Add stacked memories support in spi-nor Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 13/15] spi: spi-zynqmp-gqspi: Add stacked memories support in GQSPI driver Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 14/15] mtd: spi-nor: Add parallel memories support in spi-nor Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` [PATCH V5 15/15] spi: spi-zynqmp-gqspi: Add parallel memories support in GQSPI driver Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-06 17:21 ` Amit Kumar Mahapatra
2023-03-13 16:49 ` (subset) [PATCH V5 00/15] spi: Add support for stacked/parallel memories Mark Brown
2023-03-13 16:49 ` Mark Brown
2023-03-13 16:49 ` Mark Brown
2023-03-13 16:49 ` Mark Brown
2023-03-13 16:49 ` Mark Brown
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